2018 TOYOTA AURIS engine overheat

5448-2. Steps to take in an emergency
UK AURIS_HV_HB_EE (OM12M49E)
●The high engine coolant temperature (P. 491) is shown on the
multi-information display or a loss of hybrid system power is experi-
enced (for example, the vehicle speed does not increase).
● “Hybrid system overheated. Reduced output power.” is shown on
the multi-information display.
● Steam comes out from under the hood.
■If the high engine coolant temperature is shown on the multi-
information display
Stop the vehicle in a safe place and turn off the air conditioning
system, and then stop the hybrid system.
If you see steam:
Carefully lift the hood after the steam subsides.
If you do not see steam:
Carefully lift the hood.
After the hybrid system has
cooled down sufficiently,
inspect the hoses and radia-
tor core (radiator) for any
leaks.
Radiator
Cooling fans
If a large amount of coolant
leaks, immediately contact
any authorized Toyota dealer
or repairer, or another duly
qualified and equipped pro-
fessional.
If your vehicle overheats
The following may indicate that your vehicle is overheating.
Correction procedures
1
2
3
1
2

582Alphabetical index
UK AURIS_HV_HB_EE (OM12M49E)
Emergency, in case of
If a warning light turns on ...... 491
If a warning message is
displayed ............................ 498
If the 12-volt battery is
discharged .......................... 539
If the electronic key does
not operate properly ........... 536
If the hybrid system
will not start......................... 536
If the warning buzzer
sounds ................................ 491
If you have a flat tire...... 507, 519
If you think something is
wrong .................................. 490
If your vehicle becomes
stuck ................................... 549
If your vehicle has to be
stopped in an emergency ... 483
If your vehicle needs to be
towed .................................. 484
If your vehicle
overheats ............................ 544
Emergency brake signal ......... 306
Emergency flashers................. 482
Emergency tire puncture
repair kit ................................. 519
Energy monitor ........................ 115
Engine....................................... 554
ACCESSORY mode ............. 213
Compartment ........................ 427
Engine switch........................ 213
Hood ..................................... 424
How to start the hybrid
system .......... ...................... 211
Identification number ............ 553
If the hybrid system
will not start ........................ 534
Ignition switch
(power switch) .................... 211
Overheating .......................... 544
Power switch......................... 211
Engine coolant ......................... 430
Capacity ................................ 558
Checking ............................... 430
Preparing and checking
before winter....................... 314
Warning light ......................... 491
Engine oil ................................. 428
Capacity ................................ 555
Checking ............................... 428
Preparing and checking
before winter....................... 314
Engine switch .......................... 211
EPS (Electric Power
Steering)................................. 306
Warning light ......................... 492
EV drive mode.......................... 217

584Alphabetical index
UK AURIS_HV_HB_EE (OM12M49E)
Hood.......................................... 424
Open ..................................... 424
Hooks
Cargo hooks.......................... 399
Coat hooks ............................ 409
Grocery bag hooks................ 399
Retaining hooks (floor mat) ..... 30
Horn .......................................... 179
Hybrid battery
(traction battery) ...................... 75
Hybrid battery
(traction battery) air vents ...... 76
Hybrid system ............................ 71
Emergency shut off system..... 76
Energy monitor/
consumption screen ........... 115
EV drive mode ...................... 217
High voltage components ....... 75
Hybrid System Indicator ........ 104
Hybrid system precautions...... 75
Hybrid vehicle driving tips ..... 311
If the hybrid system
will not start......................... 534
Overheating .......................... 544
Power (ignition) switch .......... 211
Starting the hybrid system .... 211
Hybrid System Indicator ......... 104
Hybrid transmission ................ 219
Identification ............................ 553
Engine................................... 553
Vehicle .................................. 553
Ignition switch
(power switch) ....................... 211
Illuminated entry system ........ 393
Immobilizer system ................... 82
Indicators ................................. 101
Initialization
Meter display settings ........... 112
Power windows ..................... 187
Tire pressure
warning system .... .............. 440
Inside rear view mirror ............ 181
Interior lights............................ 390
Intrusion sensor ........................ 92
ISOFIX rigid anchors ................. 60
I

586Alphabetical index
UK AURIS_HV_HB_EE (OM12M49E)
Maintenance
Do-it-yourself maintenance ... 422
Maintenance data ................. 552
Maintenance requirements ... 419
Malfunction indicator lamp ..... 492
Manual headlight leveling
dial .......................................... 232
Master warning light ................ 494
Meter ......................................... 103
Indicators .............................. 101
Meter light control ................. 112
Meters ................................... 103
Multi-information display ....... 106
Settings ................................. 112
Warning lights ......................... 99
Meter light control ................... 112
Mirrors
Inside rear view mirror .......... 181
Outside rear view mirror
defoggers............................ 384
Outside rear view mirrors ...... 183
Vanity mirrors ........................ 405
MP3 disc*................................. 326
Multi-information display ........ 106
Drive information ................... 110
Language .............................. 113
LDA (Lane Departure
Alert) ................................... 267
PCS (Pre-Crash Safety
system) .............. ......... 252, 255
RSA (Road Sign Assist) ........ 275
Settings ................................. 112
Odometer.................................. 108
Oil
Engine oil .............................. 555
Opener
Back door.............................. 129
Fuel filler door ....................... 245
Hood ..................................... 424
Outside rear view mirrors ....... 183
Adjusting and folding ............ 183
Outside rear view mirror
defoggers ........................... 384
Outside temperature
display .................................... 103
Overheating, Hybrid system ... 544
MO